Model comparison
o3-pro vs Qwen Plus
o3-pro is the stronger model overall, scoring 42.9 to 37.1 on the Noometry Index. Qwen Plus costs 58× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.
Last verified . 3 shared benchmarks.
Alibaba (Qwen)Summary
- They share 3 benchmarks with published results for both. o3-pro scores higher in 4 categories and Qwen Plus in 1 category; 5 gaps are clear of the uncertainty.
- The widest gap is in long context, where o3-pro leads 72.2 to 40.3.
- The biggest single-benchmark swing is LMCA: 38.5% for o3-pro and 24% for Qwen Plus.
- Qwen Plus is cheaper at $0.40 / $1.20 per million input/output tokens, against $20 / $80 for o3-pro.
- Qwen Plus accepts more context: 1M tokens versus 200K.
Side by side
| o3-pro | Qwen Plus | |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 42.9 | 37.1 |
| Released | 2025-06-10 | 2024-01-25 |
| Weights | Proprietary | Proprietary |
| Context window | 200K | 1M |
| Max output | 100K | 33K |
| Input $ / M tokens | $20 | $0.40 |
| Output $ / M tokens | $80 | $1.20 |
| Results tracked | 12 | 20 |
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Category by category
Coding o3-pro leads
o3-pro: 55.5 (#24), Qwen Plus: 38.9 (#167)
| Benchmark | o3-pro | Qwen Plus |
|---|---|---|
| Aider Polyglot | 84.9% | — |
| WeirdML | 58.2% | — |
| LMArena Coding | — | 1328 |
Reasoning Qwen Plus leads
o3-pro: 23.8 (#171), Qwen Plus: 28.4 (#107)
| Benchmark | o3-pro | Qwen Plus |
|---|---|---|
| Kagi LLM Benchmark | 72.1% | 63.3% |
| DTBench | 86.9% | 81.1% |
| LMCA | 38.5% | 24% |
| ARC-AGI-2 | 4.9% | — |
| ARC-AGI-1 | 59.3% | — |
| LMArena Hard Prompts | — | 1317 |
| Epoch Capabilities Index | 147.42 | — |
Math Not comparable
o3-pro: —, Qwen Plus: 23.3 (#271)
| Benchmark | o3-pro | Qwen Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 17.8% |
| LMArena Math | — | 1326 |
| MATH Level 5 | — | 65.3% |
| FrontierMath (Feb 2025 set) | — | 1.7% |
Knowledge o3-pro leads
o3-pro: 29.5 (#238), Qwen Plus: 27.4 (#251)
| Benchmark | o3-pro | Qwen Plus |
|---|---|---|
| GPQA Diamond | — | 48.1% |
| Confabulations | 14.2% | — |
| Vectara Hallucination Rate | 23.3% | — |
| LMArena Expert | — | 1328 |
Multilingual Not comparable
o3-pro: —, Qwen Plus: 45.1 (#175)
| Benchmark | o3-pro | Qwen Plus |
|---|---|---|
| LMArena Non-English | — | 1310 |
| LMArena Chinese | — | 1347 |
| LMArena Japanese | — | 1251 |
| LMArena Russian | — | 1323 |
Instruction Following Not comparable
o3-pro: —, Qwen Plus: 68.8 (#181)
| Benchmark | o3-pro | Qwen Plus |
|---|---|---|
| LMArena Instruction Following | — | 1303 |
Long Context o3-pro leads
o3-pro: 72.2 (#1), Qwen Plus: 40.3 (#158)
| Benchmark | o3-pro | Qwen Plus |
|---|---|---|
| Fiction.LiveBench | 97.2% | — |
| LMArena Longer Query | — | 1324 |
Writing & Preference o3-pro leads
o3-pro: 57.1 (#133), Qwen Plus: 52.2 (#176)
| Benchmark | o3-pro | Qwen Plus |
|---|---|---|
| LMArena Text | — | 1326 |
| LMArena Creative Writing | — | 1293 |
| Short-Story Creative Writing | 84.4% | — |
| LMArena Multi-Turn | — | 1336 |
Frequently asked questions
Is o3-pro better than Qwen Plus?
o3-pro is the stronger model overall, scoring 42.9 to 37.1 on the Noometry Index. Qwen Plus costs 58× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.
Which is cheaper, o3-pro or Qwen Plus?
Qwen Plus is cheaper. It lists at $0.40 per million input tokens and $1.20 per million output tokens; o3-pro lists at $20 and $80.
Is o3-pro or Qwen Plus better for coding?
o3-pro scores higher on coding benchmarks: 55.5 versus 38.9 in the Noometry coding category.
Which has the bigger context window?
Qwen Plus does, with 1M tokens against 200K.
How many benchmarks do o3-pro and Qwen Plus share?
3 benchmarks have published results for both models. o3-pro has 12 scored results on Noometry and Qwen Plus has 20.